#a10021 Color Information

In a RGB color space, hex #a10021 is composed of 63.1% red, 0% green and 12.9% blue. Whereas in a CMYK color space, it is composed of 0% cyan, 100% magenta, 79.5% yellow and 36.9% black. It has a hue angle of 347.7 degrees, a saturation of 100% and a lightness of 31.6%. #a10021 color hex could be obtained by blending #ff0042 with #430000. Closest websafe color is: #990033.

    • R 63
    • G 0
    • B 13
    RGB color chart
    • C 0
    • M 100
    • Y 80
    • K 37
    CMYK color chart

#a10021 color description : Dark red.

#a10021 Color Conversion

The hexadecimal color #a10021 has RGB values of R:161, G:0, B:33 and CMYK values of C:0, M:1, Y:0.8, K:0.37. Its decimal value is 10551329.

Hex triplet a10021 #a10021
RGB Decimal 161, 0, 33 rgb(161,0,33)
RGB Percent 63.1, 0, 12.9 rgb(63.1%,0%,12.9%)
CMYK 0, 100, 80, 37
HSL 347.7°, 100, 31.6 hsl(347.7,100%,31.6%)
HSV (or HSB) 347.7°, 100, 63.1
Web Safe 990033 #990033
CIE-LAB 33.326, 57.427, 31.118
XYZ 14.973, 7.689, 2.134
xyY 0.604, 0.31, 7.689
CIE-LCH 33.326, 65.317, 28.452
CIE-LUV 33.326, 104.093, 16.396
Hunter-Lab 27.729, 47.863, 14.846
Binary 10100001, 00000000, 00100001

Color Schemes with #a10021

Complementary Color
Analogous Color
Split Complementary Color
Triadic Color
Tetradic Color
Monochromatic Color

Alternatives to #a10021

Below, you can see some colors close to #a10021. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#a10021 Preview

Text with hexadecimal color #a10021

This text has a font color of #a10021.

<span style="color:#a10021;">Text here</span>
#a10021 background color

This paragraph has a background color of #a10021.

<p style="background-color:#a10021;">Content here</p>
#a10021 border color

This element has a border color of #a10021.

<div style="border:1px solid #a10021;">Content here</div>
CSS codes
.text {color:#a10021;}
.background {background-color:#a10021;}
.border {border:1px solid #a10021;}

Shades and Tints of #a10021

A shade is achieved by adding black to any pure hue, while a tint is created by mixing white to any pure color. In this example, #040001 is the darkest color, while #ffeff3 is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #a10021

A tone is produced by adding gray to any pure hue. In this case, #574a4d is the less saturated color, while #a10021 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #a10021 is perceived by people affected by a color vision deficiency. This can be useful if you need to ensure your color combinations are accessible to color-blind users.

  • #343434 Achromatopsia 0.005% of the population
  • #4a2a30 Atypical Achromatopsia 0.001% of the population
  • #5e573e Protanopia 1% of men
  • #6c5321 Deuteranopia 1% of men
  • #a5130c Tritanopia 0.001% of the population
  • #763733 Protanomaly 1% of men, 0.01% of women
  • #7f3521 Deuteranomaly 6% of men, 0.4% of women
  • #a30c14 Tritanomaly 0.01% of the population